Fix GIC model for aliased interrupts
Secure access to GICC_AEOIR was reading GICC_CTLR.EOImodeNS instead of
GICC_CTLR.EOImodeS.
The spec says that EOImodeS should be used for this.
Bug: 122116622
Change-Id: Ie7ac8b5980801c23aab825293687e86157327d9e